colicin

A plasmid-encoded protein that is produced by enteric bacteria and binds to specific receptors on the cell envelope of sensitive target bacteria, where it may cause lysis or attack specific intracellular sites such as ribosomes.

Look at other dictionaries:

colicin — also colicine noun Etymology: French colicine, from col + cine (as in streptomycine streptomycin) Date: 1946 any of various antibacterial substances produced by strains of intestinal bacteria (as of E. coli) … New Collegiate Dictionary

colicin — noun A protein, secreted by certain strains of bacteria, that kills but does not lyse other strains … Wiktionary

colicin — Bacteriocin produced by strains of Escherichia coli and by other enterobacteria (Shigella and Salmonella) that carry the necessary plasmids. Many are toxic to related bacterial strains and bind to specific cellular receptors interfering with… … Medical dictionary